Promoting bicycle helmet use in children.
Glaser
V
V
D001642:Bicycling / Q000293:injuries*; D002648:Child; D002675:Child, Preschool; D006259:Craniocerebral Trauma / Q000517:prevention & control; D006260:Head Protective Devices; D006293:Health Promotion / Q000639:trends*; D006801:Humans; D011482:Protective Devices; D014481:United States